diff --git a/CHANGELOG.md b/CHANGELOG.md
index c75ee48..183e4ab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ This project adheres to [Semantic Versioning](http://semver.org/) and [changelog
 
 ## [Unreleased]
 
+## [4.1.0] - 2016-02-10
+### Addedd
+-  NULL_AS_DEFAULT support
+
 ## [4.0.3] - 2016-01-29
 ### Changed
 - some project cleaning
@@ -30,7 +34,8 @@ This project adheres to [Semantic Versioning](http://semver.org/) and [changelog
 - Moved from google code
 - Code, doc and tests completed
 
-[Unreleased]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.0.3...HEAD
+[Unreleased]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.1.0...HEAD
+[4.1.0]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.0.3...4.1.0
 [4.0.3]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.0.2...4.0.3
 [4.0.2]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.0.1...4.0.2
 [4.0.1]:  https://github.com/linkeddatacenter/BOTK-context/compare/4.0.0...4.0.1